Home > Koc approver pipes
Koasteel is a well-regarded manufacturer and supplier based in Auckland, New Zealand, recognized as a KOC-approved source of high-quality piping solutions designed for demanding industrial applications. The company adheres strictly to the Kuwait Oil Company (KOC) standards, ensuring exceptional quality, safety, and reliability. Serving key industries such as oil & gas, petrochemicals, and infrastructure, Koasteel plays an essential role in projects across the Middle East and beyond. Backed by cutting-edge manufacturing facilities, a talented workforce, and stringent quality control processes, they produce precision-engineered pipes that guarantee on-time delivery and durable performance in tough operating conditions.
Koasteel’s KOC-certified pipes are manufactured using premium materials such as carbon steel, stainless steel, and alloy steel. Their makeup includes precisely regulated levels of carbon, chromium, nickel, and molybdenum, which enhance resistance to corrosion, strength, and longevity. These pipes are engineered to deliver high tensile strength, superior yield strength, and exceptional toughness, ensuring reliable operation even under elevated pressure and temperature. By conforming to KOC standards, they ensure uniform mechanical properties, structural soundness, and an extended service life, even in demanding industrial and offshore environments.
| Category | Parameter | Carbon Steel | SS 304 | SS 316 | Duplex S32205 | Super Duplex S32750 | Inconel 625 |
|---|---|---|---|---|---|---|---|
| General | Approval | KOC Approved Vendor | KOC Approved | KOC Approved | KOC Approved | KOC Approved | KOC Approved |
| Product | Pipes & Tubes | Pipes & Tubes | Pipes & Tubes | Pipes & Tubes | Pipes & Tubes | Pipes & Tubes | |
| Type | Seamless / Welded / ERW / EFW / LSAW | Same | Same | Same | Same | Same | |
| Standards | ASTM / ASME / API / DIN / EN | Same | Same | Same | Same | Same | |
| Certification | EN 10204 3.1 / 3.2 | Same | Same | Same | Same | Same |
| Chemical Composition (%) | C | ≤0.30 | ≤0.08 | ≤0.08 | ≤0.03 | ≤0.03 | ≤0.10 |
|---|---|---|---|---|---|---|---|
| Cr | – | 18–20 | 16–18 | 22–23 | 24–26 | 20–23 | |
| Ni | – | 8–10.5 | 10–14 | 4.5–6.5 | 6–8 | ≥58 | |
| Mo | – | – | 2–3 | 3–3.5 | 3–5 | 8–10 | |
| Mn | 0.6–1.2 | ≤2.0 | ≤2.0 | ≤2.0 | ≤1.2 | ≤0.50 | |
| Si | 0.1–0.35 | ≤1.0 | ≤1.0 | ≤1.0 | ≤0.80 | ≤0.50 | |
| P | ≤0.035 | ≤0.045 | ≤0.045 | ≤0.030 | ≤0.035 | ≤0.015 | |
| S | ≤0.035 | ≤0.030 | ≤0.030 | ≤0.020 | ≤0.020 | ≤0.015 | |
| N | – | – | – | 0.14–0.20 | 0.24–0.32 | – |
| Mechanical Properties | Yield Strength (MPa) | ≥240 | ≥205 | ≥205 | ≥450 | ≥550 | ≥414 |
|---|---|---|---|---|---|---|---|
| Tensile Strength (MPa) | ≥415 | ≥515 | ≥515 | ≥620 | ≥795 | ≥827 | |
| Elongation (%) | ≥20 | ≥40 | ≥40 | ≥25 | ≥15 | ≥30 | |
| Hardness (HB) | ≤137 | ≤201 | ≤217 | ≤290 | ≤310 | ≤220 |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production facilities strategically positioned in the New Zealand, we maintain an extensive stock of more than 25,000 tons of top-quality materials ready and available on hand.
Reach out to us for a fast quote on your requirement.
We supply these Waspaloy Wire conforming to DIN, ISO, JIS or ANSI Standard.
Owing to their outstanding characteristics, Waspaloy Wire serve as vital elements throughout numerous industrial fields. Celebrated for their resistance to corrosion, they are broadly used in marine settings, withstanding the harsh demands of saltwater exposure with durability and dependability. Within the construction sector, stainless steel fasteners hold a crucial position in structural assemblies, delivering firm connections while preserving structural soundness in outdoor and exposed conditions.
Yes,Koc approver pipes are suitable for recycling once they have been used. The valuable materials they contain, including nickel, cobalt, and chromium, can be recovered via dedicated recycling methods, which makes them both an eco-friendly and cost-effective choice for reuse in producing new high-performance components.
Koasteel’s KOC-certified pipes are widely deployed in oil and gas exploration, refineries, petrochemical facilities, and pipeline networks. They serve a vital function in moving oil, gas, water, and chemicals under severe conditions. These pipes are equally essential to process piping systems, both offshore and onshore installations, along with structural uses across a range of industrial projects. Meeting KOC standards guarantees safety, longevity, and operational effectiveness. Headquartered in Auckland, New Zealand, Koasteel backs major engineering and energy projects by delivering dependable piping solutions engineered for lasting performance, efficiency, and resilience.